A. mA. Amps to watts calculator . * Use e for scientific notation. E.g: 5e3, 4e-8, 1.45e12. DC watts to amps calculation. The current I in amps (A) is equal to the power P in watts …According to Ohm's Law, power can also be calculated using P = I 2R P = I 2 R or P = V 2 R P = V 2 R. This is why electrical power transmission lines use higher voltages because it will result in less power loss due to heating. Another application is found in a common kitchen appliance: the toaster. Toasters heat bread by passing current to a ...Power Factor PF = 0.65. The formula of Electrical Power is P = I x V x PF. P = 3.5 x 12 x 0.65. = 27.3. Therefore, the electrical power consumed in the circuit is 27.3 Watts. Get instant help with the physics concepts you never seemed to understand with the calculators prevailing on Onlinecalculator.guru.Using the formula, the electrical load can be calculated as: P = 230 V × 10 A. = 2300 W. Understanding how to calculate electrical load is crucial for anyone working with electrical systems. Armed with this knowledge and this calculator, you can now assess the electrical load of various appliances and circuits with greater accuracy and confidence.Electricity cost calculations for common household appliances. Let's consider some more example calculations for common household appliances. We'll continue to assume electricity costs $0.20 per unit or kWh. If we use a kettle, portable heater or dishwasher rated at 1.5KW for one hour per day it would cost: 1500W/h x 1 / 1000 x $0.20 = 30c per ...The amount of electricity or electric charge is the product of the current strength by the time the current flows. Use our Electrical Work Calculator to easily calculate the work done by an electric current, taking into account voltage, resistance, power, and energy. Perfect for students and professionals in physics and electrical engineering.Learn Basic Electrical Engineering, Protection Switch gear, relays, Online Calculator, Electrical - Get More Electrical Knowledge with easy English, Electrical CalculatorAccording to Ohm's Law, power can also be calculated using P = I 2R P = I 2 R or P = V 2 R P = V 2 R. This is why electrical power transmission lines use higher voltages because it will result in less power loss due to heating. Another application is found in a common kitchen appliance: the toaster. Toasters heat bread by passing current to a ... For homes over 2,000 square feet, your electricity use may be higher. As a general reference, here are estimated monthly kWh usage ranges based on home size: 2,500 sq ft – 1,250 to 2,500 kWh. 3,000 sq ft – 1,500 to 3,000 kWh. 3,500 sq ft – 1,750 to 3,500 kWh. 4,000 sq ft – 2,000 to 4,000 kWh. 4,500 sq ft – 2,250 to 4,500 kWh. Please specify the relay device settings and fault current to draw the time current curve and get the corresponding tripping time based on either IEC, IEEE, IAC or RI equations. Relay pickup current (A) Fault current (A) Time multiplier (TMS) / Time dial setting (TDS) Select curve equation. IEC Standard 60255.Circuit breakers breaking capacity is the rated RMS value of current that a CB can break at the rated voltage. List of Contents Calculator Formula Breaking capacity (B.C) = 1.732 * V * I * 10-6 Where 1.732 = √3 represents a multiplier for three phase circuits B.C is always expressed in terms of MVA. Where …Learn the Power Formula. We’ve seen the formula for determining the power in an electric circuit: by multiplying the voltage in “volts” by the current in “amps” we arrive at an answer in “watts.” Let’s apply this to a circuit example: How to Use Ohm’s Law to Determine Current. In the above circuit, we know we have a battery voltage of 18 volts and a lamp …See full list on calculator.net MacRumors reports that a built-in Calculator app for iPadOS 18 is on the way. By Emma Roth , a news writer who covers the streaming wars, consumer tech, crypto, …The cable size results for International standard cable are calculated from IEC 60364-5-52: Low Voltage Electrical Installations, selection and erection of electrical equipment – Wiring systems and are based on 230V and 415V voltage drop. In both BS and IEC calculations, the KW calculation is based on a power factor of 0.8.An RV park electrical load calculator is a specialized computational tool designed to estimate the total electrical consumption within an RV park. By considering various appliances and their power ratings, the calculator provides an accurate estimation of the overall electrical load. This ensures proper sizing of electrical infrastructure ...This package was selected based on your energy needs. Please Complete Step 1. Step 3: Order Your Custom Power Station On The Next Page! Plug in your power requirements and the power calculator will help you estimate how much battery capacity you need for van life. Use this calculator to estimate your needs for a DIY campervan electrical system.Electrical Formulas helps us to calculate the parameters related to electricals in any electrical components. Solved Examples. Example 1: A wire carrying a current of 4 Amperes is having a resistance of 5 \(\begin{array}{l}\omega\end{array} \). Calculate the potential difference across its ends. The Electrical Consumption Calculator calculates the amount of energy used on a list of appliances, and the cost of electricity used per appliance (if the price per kWh (kiloWatt-hours) is entered), additional information and tips on reducing your energy consumption are available below the calculator. Please provide a rating, it takes seconds ... Oct 21, 2022 · Voltage, Current, Power, Resistance, Circuit analysis, and more. These online calculators are useful for professionals, students, and electrical enthusiasts as well. They can do everything from simple Ohm’s Law calculations to complex formulas for motors and transformers. Whether you need to find electrical parameters, solve network analysis ... {{ metatags.description }}{{ metatags.description }}Basic Voltage, Current, Power and Resistance Formulas in AC and DC Circuits. Following are the electrical engineering formulas and equations for the basic quantities i.e. current, voltage, power, resistance and impedance in both …The electricity calculator app contains solar plants calculation for your home, office or any residential building. If you know the total load of your home, then put the required values to calculate the size of inverter, batteries and solar panels. 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Our vision is to provide the world’s best and most innovative electrical software for engineers and electrical ... Electricity Bill Calculator UK. Welcome to Electricity Bill Calculator UK. We are the leading online energy bill calculator to work out electricity cost and estimate KWh usage from meter readings or a recent utility bill from your energy supplier. Enter your previous and current meter readings below and click the ‘Calculate’ button to get ... Ohm's law calculation formula. The current I in amps (A) is equal to the voltage V in volts (V) divided by the resistance R in ohms (Ω): I =. VR. Example. I =. 20V. 10Ω = 2A. The power P in watts (W) is equal to the voltage V in volts (V) times the current I in amps (A): The Watt calculator finds the electrical power of a circuit using the given values. Electrical power is given by. P = V ⋅ I P = Electrical power V = Voltage I = Current. Step 2: Click the blue arrow to submit. Choose "Find the Power" from the topic selector and click to see the result in our Physics Calculator! Examples: Find the PowerHow do you calculate the weight of an electrical cable? The weight of an electrical cable can be calculated by multiplying the length of the cable (in feet) by its weight per foot. How much does 10 gauge wire weigh per foot? A rough estimate for 10-gauge wire is around 0.05 pounds per foot.The new Calculator app should be more than just a straightforward port of the current iOS or macOS app. Apple is apparently planning a small overhaul of the … Wattage in Watts / 1,000 × Hours Used × Electricity Price per kWh = Cost of Electricity. So, for example, if we have a 40 W lightbulb left on for 12 hours a day and electricity costs $.15 per kilowatt-hour, the calculation is: 40 watts / 1,000 × 12 hours × $.15/kWh = $.072. This electricity cost calculator works out how much electricity a ... The energy E in kilowatt-hours (kWh) per day is equal to the power P in watts (W) times the number of usage hours per day t divided by 1000 watts per kilowatt: E(kWh/day) = P(W) × t(h/day) / 1000 (W/kW) Estimate and manage your power usage with our Energy Consumption Calculator. Easily calculate electricity costs, understand energy efficiency ... It is the calculation of the combined volume occupied by conducting wires, grounding wires, and other components in an electrical utility box. The main objective of this box fill calculation is to prevent overcrowding in electrical boxes because an overloaded box can result in faults, arcing, or even pose a risk of fire. How To Calculate Box Fill?This calculator will help you: 1) Understand various components of your electricity bills. 2) Understand how much you are paying per unit (1 kWh) of electricity bill. 3) Understand how much you spend on various appliances like lights, air conditioner, refrigerator, tube light, computer, set-top box, fan, etc.The power factor calculator helps you determine the power factor, the ratio of real power to apparent power, in an AC circuit. You can use it to find the power factor angle, the reactive power, the real power, or the apparent power. You can also explore how different components, such as resistors, capacitors, and inductors, affect the power …Electrical Contractors, Designers, Electricians and Lighting Specialists calculate tough electrical calculations in seconds and deliver those solutions in conformance with the latest NEC®. The ElectriCalc Pro calculator is a complete electrical reference tool that will save time, trouble and money—this calc will quickly become an … The radius of the atomic nucleus. Einstein's equation E = mc². Photon mass. Planck's Relation. Photoelectric Effect. Fermi–Dirac statistics. Use our Electric Power Calculator to quickly and easily calculate power consumption, voltage, current, and resistance in electrical circuits for improved energy efficiency and performance. Learn the Power Formula. We’ve seen the formula for determining the power in an electric circuit: by multiplying the voltage in “volts” by the current in “amps” we arrive at an answer in “watts.” Let’s apply this to a circuit example: How to Use Ohm’s Law to Determine Current. In the above circuit, we know we have a battery voltage of 18 volts and a lamp …This tool was designed to help you quickly calculate the equivalent resistance of up to 6 resistors connected in parallel. To use it, just specify how many parallel resistors there are and the resistance value for each one. If you have more than 6 resistors, simply use the calculator to determine the equivalent resistance of the first 6 ... E = P t E = P t. Where: E = Energy dissipated in a resistive element in joules. P = Power dissipated in a resistive element in watts. t = The duration of time the energy was dissipated in seconds. By definition 1 watt = 1 joule per second (1 W = 1 J/s). Similarly, you can flip that equation around and it becomes 1 joule = 1 watt for 1 second (1 ... Voltage Drop Calculator. This application, revised to meet 2020 NEC and 2021 CEC, provides voltage drop calculations in accordance with the US National Electrical Code Tables 9 and 8 for AC and DC feeders. Colour coding of maximum allowable ampacity (at different ambient temperatures) in accordance with US and Canadian codes - helps …The formula used for this calculation is as simple as it is effective: Electrical Load (in watts) = Quantity of Devices × Power Rating of Each Device. "Quantity of Devices" refers to the total number of electrical devices in the building, and "Power Rating of Each Device" is the amount of electrical power each device consumes when operating at ... Use this calculator to determine Watts (W), Volts (V), Amps (A), and Ohms (Ω). It's designed for DC power, voltage, current, and resistance calculations. Just input any two values, and the tool will compute the others. Click 'Calculate' to get results. Enter 2 values to get the other values and press the Calculate button: Online electrical calculators for calculations of electricity and electronics. Amps to kW calculator. Amps to kVA calculator. Amps to VA calculator. Amps to volts calculator. …Use this calculator to find the power, voltage, resistance, and current of any electrical circuit. Learn the formulas and examples of Watt's law and Ohm's law, and how to convert between different units of …Electrical Calculators Org. Search for: Hydroelectric Power Calculator – Hydro Power Plant Formula Equation Calculator. Hydroelectric Power Calculator is a useful online calculation tool used to calculate the power generated in kilowatts and megawatts from the known values of density in kg/m 3, ...Below is a calculator that will tell you how much your HECS-HELP debt will increase by if indexation is applied in the same way it did last year. It's automatically set …Mar 6, 2024 · Multiply the appliance’s wattage and estimated monthly use to find watt-hours consumed. Divide watt-hours consumed by 1,000 to find the appliance’s total kilowatt-hours consumed. Add the monthly electricity consumption of all your appliances together to find your total electricity usage. Calculating your electricity bill by hand takes more ... According to Ohm's Law, power can also be calculated using P = I 2R P = I 2 R or P = V 2 R P = V 2 R. This is why electrical power transmission lines use higher voltages because it will result in less power loss due to heating. Another application is found in a common kitchen appliance: the toaster. Toasters heat bread by passing current to a ... Online electrical design calculators for cables, arc flash, maximum demand, motors, tranformers, generators, etc. The application of this calculator (Figure 1) is for determining power loss across resistive circuit elements in a simple electrical system. This calculator may be useful when calculating total system power loss and when trying to understand voltages and currents at different nodes within a circuit. Figure 1. Calculate and convert different electrical units and parameters with these online electrical calculators. You can use them to convert AMP, volt, kVA, kW, dBm, dBW, electric current, resistance, capacitance, electric charge, electric power, farad, inductance, ohm and more. For three-phase circuits where you know the current, line-to-line RMS voltage, and power factor, the formula to calculate watts is: P (W) = I (A) × V L-L (V) × PF × √3. The power P in watts is equal to the product of the current I in amps, the line-to-line voltage V in volts, the power factor PF, and the square root of 3. The electrical service size is typically determined by adding up the connected loads of all electrical devices and appliances in a building. This involves estimating the total wattage (in kilowatts, kW) required to power these loads. A common rule of thumb for residential service is to use a 200-amp service for an average-sized home. Unlock the Power of Electrical Calculations with Our Free Online Tools. Welcome to x-calculator.com, where we bring you a toolbox that’s as easy as flipping a switch for your electrical needs! Our collection of electrical calculators is designed to make your calculations a breeze without costing you a dime. Voltage, Current, Resistance ... Electrical and Electronics Calculators. These electrical and electronics engineering calculators are to help electronics/circuit designers to solve complex equations and calculations quickly. LC Tank Circuit Resonance Calculator. Resistor Wattage Calculator. Bitwise Calculator.My Electrical Calculator is a free educational and reference Android application developed by Sparkle Solutions. This app contains 45 calculators that can calculate various electrical parameters quickly and easily. It offers automatic calculations and conversions with every unit and value change. The calculated values and results can …Description. This electrical diversity calculator is for calculating the total connected load and applying diversity to get the maximum demand with diversity applied. To calculate the maximum demand we can use this formula, Total connected load x diversity factor = maximum demand. - An electrical diversity calculator based on appendix A of the ...Our appliance and electronic energy use calculator allows you to estimate your annual energy use and cost to operate specific products. The wattage values provided are samples only; actual wattage of products varies depending on product age and features. Enter a wattage value for your own product for the most accurate estimate. Wattage and ... The radius of the atomic nucleus. Einstein's equation E = mc². Photon mass. Planck's Relation. Photoelectric Effect. Fermi–Dirac statistics. Use our Electric Power Calculator to quickly and easily calculate power consumption, voltage, current, and resistance in electrical circuits for improved energy efficiency and performance. Power Calculator. Power consumption calculator: calculates electric power / voltage / current / resistance. DC power calculator. AC power calculator. Energy & power …To calculate load per square meter, divide the total electrical load (in watts or VA) by the total square meters of the area being served. For example, if the load is 10,000 watts and the area is 100 square meters, the load per square meter is 100 watts per square meter. 6. How do you calculate KVA for a building?Breaker size calculator is a online calculator tool (electrical calculator) that may be used to determine the proper size of a circuit breaker for a certain electrical circuit. It takes into consideration a wide range of requirements such as voltage, power consumed by appliances/devices connected to the circuit, wire type, and safety regulations.An electronic pocket calculator with a seven-segment liquid-crystal display (LCD) that can perform arithmetic operations A modern scientific calculator with an LCD. An electronic calculator is typically a portable electronic device used to perform calculations, ranging from basic arithmetic to complex mathematics.. The first solid-state electronic calculator …American wire gauge size calculator and chart. Wire gauge calculations Wire diameter calculations. The n gauge wire diameter d n in inches (in) is equal to 0.005in times 92 raised to the power of 36 minus gauge number n, divided by 39:. d n (in) = 0.005 in × 92 (36-n)/39. The n gauge wire diameter d n in millimeters (mm) is equal to 0.127mm times 92 …The formula used for this calculation is as simple as it is effective: Electrical Load (in watts) = Quantity of Devices × Power Rating of Each Device. "Quantity of Devices" refers to the total number of electrical devices in the building, and "Power Rating of Each Device" is the amount of electrical power each device consumes when operating at ...RLC resonant frequency calculator is used to calculate the resonant frequency of series/parallel circuits. It also calculates series and parallel damping factor. List of Contents RLC Resonant frequency Formula RLC Resonance is a special frequency at which the electrical circuit resonates. The value of RLC frequency is determined by the …Click on the appropriate electrical engineering calculator tool below to perform basic electrical engineering calculations like: short circuits, transformer fault currents, substation physical electrical clearances, cable voltage drop, power factor corrections, full motor load , conductor ampacity, grounding, lighting design, solar power systems, and more.The calculator will give you the next AWG size up, as it is always better to have a thicker wire to be safe, if possible. Calculating wire sizes for three-phase AC. For a three-phase AC electrical, three cables are used instead of one. The calculator is designed to accept the total line voltage and current of the combined three cables.This calculation does not take into account rebates, discounts, or special tariff incentives such as Off Peak Tariff Ride (OPTR), Sunday Tariff Rider (STR) etc. 4. Service Tax (ST) at the rate of 8% will be charged in TNB electricity bills for Residential Customer with consumption more than 600 kWh effective from 1st March 2024.An electronic pocket calculator with a seven-segment liquid-crystal display (LCD) that can perform arithmetic operations A modern scientific calculator with an LCD. An electronic calculator is typically a portable electronic device used to perform calculations, ranging from basic arithmetic to complex mathematics.. The first solid-state electronic calculator …Energy Use Calculator provides free energy usage calculators to find the electricity consumption of your devices. We cover most electrical devices and home appliances, our online calculators can be edited to fit any home appliance and accurately calculate power costs. Get Started. Top 5 reasons to use our services:Online electrical design calculators for cables, arc flash, maximum demand, motors, tranformers, generators, etc. Electrical engineering calculator. 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If you have the value for the power factor and want to find the electrical system's real power output, tick on the Display power factor and real power checkbox of our kVA calculator to show the kVA to kW calculator.Once you're there, simply input the needed values to …With over 3,000 calculators, Inch Calculator is one of the largest and most trusted sites for calculations in math & science education, construction planning, electrical engineering, health & fitness, finance, automotive, and several other fields.The starting point is the formula for kinetic energy: K.E. = 1/2 × m × v 2. Where: K.E. is the kinetic energy. m is the mass of the object. v is the velocity of the object. Assuming perfect conversion efficiency, the kinetic energy will equal the electrical energy (in joules), which can be related to power (P, in watts) and time (t, in ...A residential customer using electricity for residential purposes only. The concessionary tariff is based on bimonthly meter-readings. Benefits As an approved applicant, your first 400 units of electricity is charged at half-price. The half-price applies to the energy charge, Fuel Cost Adjustment, and Energy Saving Rebate under Residential Tariff Trusted Electrical Calculators & Power Systems Software. Electrotechnik is an electrical software company founded in 2009. We provide software solutions to thousands of companies all over the world in the electrical power industry. Our vision is to provide the world’s best and most innovative electrical software for engineers and electrical ... Online electrical design calculators for cables, arc flash, maximum demand, motors, tranformers, generators, etc.Air conditioner power consumption calculator is used to calculate the bill cost for any AC either it is 1 ton, 1.5 ton, 2 ton or of any value. Enter the ton/BTU of AC, daily operating hours and cost per unit. Daily, monthly, and yearly cost will be calculated.The starting point is the formula for kinetic energy: K.E. = 1/2 × m × v 2. Where: K.E. is the kinetic energy. m is the mass of the object. v is the velocity of the object. Assuming perfect conversion efficiency, the kinetic energy will equal the electrical energy (in joules), which can be related to power (P, in watts) and time (t, in ... For three-phase circuits where you know the current, line-to-line RMS voltage, and power factor, the formula to calculate watts is: P (W) = I (A) × V L-L (V) × PF × √3. The power P in watts is equal to the product of the current I in amps, the line-to-line voltage V in volts, the power factor PF, and the square root of 3. Cable Pro Web. Cable sizing and maximum demand software in the cloud. No installation, use on any device. Try For Free. This calculator determines minimum cable size using the method described by the Australian Standard AS/NZS 3008.1.1 and uses the accurate voltage drop method. Unlock the Power of Electrical Calculations with Our Free Online Tools. Welcome to x-calculator.com, where we bring you a toolbox that’s as easy as flipping a switch for your electrical needs! Our collection of electrical calculators is designed to make your calculations a breeze without costing you a dime. Voltage, Current, Resistance ...
Current is the rate of electric charges moving through a conductor. Electrical power is the product of voltage and current. DC Circuit Power Calculator - Power Electronics Calculators and Tools. Wee.google
Wattage in Watts / 1,000 × Hours Used × Electricity Price per kWh = Cost of Electricity. So, for example, if we have a 40 W lightbulb left on for 12 hours a day and electricity costs $.15 per kilowatt-hour, the calculation is: 40 watts / 1,000 × 12 hours × $.15/kWh = $.072. This electricity cost calculator works out how much electricity a ...The Blakley calculator helps carry out basic electrical calculations, voltage drop of cables, transformer sizing and Power Factor Correction. About; Industries . Industry Groups; Industry Focus; Resource Hub; Case Studies; Contact; 0333 188 0284 0 items Quote List. X. No products in the listFor example, let’s calculate the wire size of a 100-meter-long copper wire for a single-phase circuit when it must supply 30 amps of current with a 10 V voltage drop allowed: A (mm²) = 2 × 1.7241×10-8 Ω·m × 100 m × 30 A / 10 V × 1,000,000 A (mm²) = 10.3446×10-6 m² × 1,000,000 A (mm²) = 10.3446 mm². By comparing the size to the list of AWG wire sizes in …This online calculator can help you solve the problems on work done by the current and electric power. It can calculate current, voltage, resistance, work, power and time …The Watt calculator finds the electrical power of a circuit using the given values. Electrical power is given by. P = V ⋅ I P = Electrical power V = Voltage I = Current. Step 2: Click the blue arrow to submit. Choose "Find the Power" from the topic selector and click to see the result in our Physics Calculator! Examples: Find the PowerElectricity Calculator. Use the calculator below to estimate electricity usage and cost based on the power requirements and usage of appliances. The amount of time and power that each appliance is used varies significantly between households, so for the best results, adjust the usage for each appliance to … See more Ohm's law calculation formula. The current I in amps (A) is equal to the voltage V in volts (V) divided by the resistance R in ohms (Ω): I =. VR. Example. I =. 20V. 10Ω = 2A. The power P in watts (W) is equal to the voltage V in volts (V) times the current I in amps (A): Use our Electrical Work Calculator to easily calculate the work done by an electric current, taking into account voltage, resistance, power, and energy. Perfect for students …The electricity calculator app contains solar plants calculation for your home, office or any residential building. If you know the total load of your home, then put the required values to calculate the size of inverter, batteries and solar panels. The kwh calculator also contains the generator design for your home, residential building ...Dec 22, 2023 · To manually calculate your power consumption, use this formula: Calculate the watts your devices and appliances use per day. Add up the total amount of watts. Convert the watts to kilowatts. There are 1,000 watts in one kilowatt. Estimate the cost by multiplying monthly kilowatts by your electric rate. Please specify the relay device settings and fault current to draw the time current curve and get the corresponding tripping time based on either IEC, IEEE, IAC or RI equations. Relay pickup current (A) Fault current (A) Time multiplier (TMS) / Time dial setting (TDS) Select curve equation. IEC Standard 60255.Click on the appropriate electrical engineering calculator tool below to perform basic electrical engineering calculations like: short circuits, transformer fault currents, substation physical electrical clearances, cable voltage drop, power factor corrections, full motor load , conductor ampacity, grounding, lighting design, solar power systems, and more.Electricity Bill Calculator V4.0 Tariff Select the correct tariff category Tariff Version Rev. 2009 Rev. 2022 Auto2. Commercial: Avg. electricity bill is Rs. 10 to 20 per units including all charges. Note: The accuracy rate of this calculator is up to 95%, we are working on it to improve it's accuracy rate. If you have any specific query, you can contact with support team via email: [email protected] or call: 8750 77 88 00.Cable Pro Web. Cable sizing and maximum demand software in the cloud. No installation, use on any device. Try For Free. This calculator determines minimum cable size using the method described by the Australian Standard AS/NZS 3008.1.1 and uses the accurate voltage drop method.Our collection of electrical calculators is designed to make your calculations a breeze without costing you a dime. Shockingly Simple Online Electrical Calculators. Voltage, …Electrical power is the transfer rate of electrical energy per time unit. We denote the electrical power by P P P, and its unit is the watt (W) or joules per second (J/s). The power needed by home appliances generally ranges from 10 W (an LED light bulb) to over 3 kW (hair dryers or electric heaters). Let's now see how to calculate electrical ...Calculate the power and energy consumed by an electrical system using voltage, current, resistance, or time. Learn the equations and formulas for Ohm's law and Joule's law, …This tool was designed to help you quickly calculate the equivalent resistance of up to 6 resistors connected in parallel. To use it, just specify how many parallel resistors there are and the resistance value for each one. If you have more than 6 resistors, simply use the calculator to determine the equivalent resistance of the first 6 ...Energy Use Calculator provides free energy usage calculators to find the electricity consumption of your devices. We cover most electrical devices and home appliances, our online calculators can be edited to fit any home appliance and accurately calculate power costs. Get Started. Top 5 reasons to use our services:.